A flood that occurs within a few hours (usually less than six) of heavy or excessive rainfall, dam or levee failure or water released from an ice jam. A flood occurs when water overflows the natural or artificial confines of a stream or river; the water also may accumulate by drainage over low-lying areas.
« Back to Glossary Index Tweet Vote on HN Absolutely stunning supercell developed just prior to sunset as I was […]
« Back to Glossary Index Tweet Vote on HN Nature is definitely something majestic and completely unpredictable. Tornadoes are probably […]